'Mathematics is a place where you can do things which you can't do in the real world'

What Is the Fibonacci Sequence and Why Is It Significant? Generalized sequence of first two positive integers and the next number is the sum of the previous two, i.e. 1,1,2,3,5,8,13,21,… It has intrigued mathematicians for centuries. Shows up unexpectedly in architecture, science and nature (sunflowers, nautilus shell, cactus, petals, vegetables, pineapples, art and architecture).